3-Thiazolidineacetic acid, 4-oxo-5-((3-(phenylmethyl)-2(3H)-benzoxazolyidene)ethylidene)-2-thioxo- 3-Thiazolidineacetic acid, 4-oxo-5-((3-(phenylmethyl)-2(3H)-benzoxazolylidene)ethylidene)-2-thioxo- 5-((3-Benzylbenzoxazol-2(3H)-ylidene)ethylidene)-4-oxo-2-thioxothiazolidin-3-acetic acid 63815-90-7 EINECS 264-481-0